burnt lime

Heat-treated calcium rock

Burnt lime is calcium oxide, a causite powder produced by heating limestone in a kiln.

Theite powder produced by heating limestone in a kiln.

Theite powder produced by heating limestone in a kiln.

Theite powder produced by heating limestone in a kiln.

The burning drives off carbon dioxide, leaving calcium oxide—also called quickite or unslaked lime.

Burnt lime reacts vigorously with water, generating heat, and is used in morite, cement, water treatment, and industrial processes: The workers added burnt lime to the soil to reduce acidity.

Related
  • kilnOven for hardening clay
  • slakingSatisfying a need
  • waterClear essential liquid
  • heatTransferred thermal energy
  • powderFine dry particles

caustic · plaster · cement · chalky · flux · steelmaking · agriculture · soil amendment · soil · alkaline · calcination · dust · corrosive · blast furnace

Opposites
processing state

burnt limelimestone

Carbonate sedimentary rock

calcium carbite · chalk · marble · calcite · dolomite

hydration state

burnt limelime water

Saturated calcium hydroxide solution

chemical reaction direction

burnt limelimewater

Dissolved calcium hydroxide

Family

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Familiarity
Top 500,000
Profile
Used worldwide · Timeless · Concrete · Rated G